Home / 40,287.12-55,602.88-33,562.08

Finding the Fourth Proportional to 40,287.12, 55,602.88 and 33,562.08

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Solution

The fourth proportional to 40,287.12, 55,602.88 and 33,562.08 is: 46,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.12 : 55,602.88 = 33,562.08 : x
  2. Step 2: Convert to fraction form
    40,287.12/55,602.88 = 33,562.08/x
  3. Step 3: Cross multiply
    40,287.12x = 55,602.88 × 33,562.08
  4. Step 4: Simplify right side
    40,287.12x = 1,866,148,306.79
  5. Step 5: Solve for x
    x = 1,866,148,306.79/40,287.12
  6. Step 6: Final answer
    x = 46,321.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.